CN108213792A - A kind of battery serialization automatic welding group line and method of work - Google Patents

A kind of battery serialization automatic welding group line and method of work Download PDF

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Publication number
CN108213792A
CN108213792A CN201810194854.6A CN201810194854A CN108213792A CN 108213792 A CN108213792 A CN 108213792A CN 201810194854 A CN201810194854 A CN 201810194854A CN 108213792 A CN108213792 A CN 108213792A
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CN
China
Prior art keywords
battery
welding
station
clamp
prepackage
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CN201810194854.6A
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Chinese (zh)
Inventor
陈华荣
汤哲
彭浩明
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CHANGSHA HONGDIAN AUTOMATION TECHNOLOGY Co Ltd
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CHANGSHA HONGDIAN AUTOMATION TECHNOLOGY Co Ltd
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Priority to CN201810194854.6A priority Critical patent/CN108213792A/en
Publication of CN108213792A publication Critical patent/CN108213792A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups

Abstract

The present invention relates to a kind of battery serialization automatic welding group line and method of work, the production line takes the shape of the letter U, and the charging of column single battery is completed in U-shaped one end, is sequentially completed voltage detecting, the charging crawl of battery, angle adjustment;The other end complete battery pack discharging, be welded after battery pack removed from battery clamp;Complete welding in middle part.Whole production line completes several batteries, 1 anode end cap, 1 cathode end cap is welded into a battery pack, the two battery entirety depth of parallelisms saved after end clearances, welding of battery pack total length, weld after welding are both needed to meet given process required precision, and the solder joint after welding is in straight line in cylinder.

Description

A kind of battery serialization automatic welding group line and method of work
Technical field
The present invention relates to field of batteries, more particularly to welding battery production line.
Background technology
Welding battery technique currently on the market is coarse, and bad battery detecting needs independent technique auxiliary, welding before welding When need to configure additional auxiliary welding equipment, cause welding after battery pack volume and weight all exist waste, intelligent journey Degree is not high.
Invention content
The present invention provides a kind of efficient serialization welding battery production line for being used to make battery pack middleware, the production Line, which takes up an area, to be saved, and precision is high, and beat is fast, stable, and control is flexible;It can adapt to the variation of target product number of batteries simultaneously, it can Autgmentability is strong.
In order to achieve the above objectives, the technical solution that the present invention uses is as follows:A kind of battery serialization automatic welding into Group production line and method of work, the production line include:Cell feed palletizing apparatus 1, feed conveyor 2, the linear module of feeding 3rd, angle detection camera 4, angle adjustment platform 5,4 shaft machine hands 6, multi-joint mechanical hand 7, negative pole end feeding vibrating disk 8, positive terminal Feeding vibrating disk 9, welding bench 10, battery prepackage carryover apparatus 11, positive and negative extreme improving clamping pawl 12, pre-welding move into device 13rd, solder joint detection camera 14,15,90 ° of welder commutation welding push rods 16, welding moving-out device 17, welding translating device 18, Mobile tool 19, battery clamp 20, the linear module 21 of finished product discharging, battery pack discharging palletizing apparatus 22, it is characterised in that:
The production line takes the shape of the letter U, U-shaped one end sequence setting cell feed palletizing apparatus 1, feed conveyor 2, the linear mould of feeding Group 3, angle detection camera 4, angle adjustment platform 5, complete column single battery feed end, be sequentially completed battery voltage detecting, into Material crawl, angle adjustment;
U-shaped other end welding moving-out device 17, welding translating device 18, Mobile tool 19, battery clamp 20, finished product discharging are linear Module 21, battery pack discharging palletizing apparatus 22, complete the discharging of battery pack, be welded after battery pack moved up from battery clamp Go out;
U-shaped middle part sequence setting negative pole end feeding vibrating disk 8, positive terminal feeding vibrating disk 9, welding bench 10, battery prepackage Carryover apparatus 11, positive and negative extreme improving clamping pawl 12, pre-welding move into device 13, solder joint detection camera 14,15,90 ° of welder Commutation welding push rod 16 realizes the positive and negative extreme feeding vibration of battery, welding;Positive and negative electrode end cap is packed into correspondence by artificial batch and shakes In Moving plate, by positive and negative extremely by the orderly transmission vibrating disk discharge port of specific direction, angle, multi-joint mechanical hand by battery from Angle adjustment platform captures and is placed in welding bench specific battery fixture one by one in batches to be corresponded on battery mould, completes welding.
Preferably:The single battery and positive and negative extreme each junction are designed with 4 groups of totally 8 solder joints, and 4 groups of solder joints are equal Even distribution is in cylinder cambered surface surrounding;Battery pack after welding is maintained at same straight line per segmented column face solder joint, and internode gap meets Craft precision requirement.
Preferably:It is divided into two trapped orbits in clamping side and weld side on the welding bench, welding siding track is set The sliding bunch of power supply is equipped with, clamping side is moved back and forth with the trapped orbit of weld side by the moving track of end two to be connected;Entirely Mobile tool is set on welding bench track, often cover tooling on be designed with can pre-install several single batteries and it is positive and negative extremely Battery clamp, battery clamp is with Mobile tool along workbench track in clamping side and weld side cycle circulation.
Preferably:The battery clamp includes several single battery molds, 1 anode end cap clamp mould and 1 cathode End cap clamp mould is connected by spring between mold, setting electromagnet in connecting end surface;Single battery mold is adopted with battery contact surface With rubber bag magnetic material.
Preferably:There is carbon brush connection between the Mobile tool and track, the battery on weld side trapped orbit Power supply is obtained from sliding bunch in fixture, obtains the electromagnet for including mold in battery clamp electric.
Preferably:The welding bench uses resistance-welding process, is divided into primary welding and secondary welding, totally 4 sets of resistance Welding equipment;It is horizontal welding between primary welding and secondary welding, being provided with 90 ° between primary welding and secondary welding changes To welding push rod.
Preferably:Voltage check device is provided on the linear module end feeding clamping jaw of feeding.
Preferably:The angle adjustment platform is designed with double angular adjustment station, and each station is provided with rotating servo Motor and pneumatic-finger;Mobile angle detection video camera is provided on row's angular adjustment station at cell feed end.
Preferably:The control system includes PLC control system and image processing system, the common action control for completing equipment Rejecting and the record of system, the accuracy detection of appearance and warping apparatus realize automatic battery welding according to battery pack technique.
A kind of battery serialization automatic welding group line method of work, it is characterised in that:
First stage, the prepackage of positive and negative electrode end cap;
Second stage, battery prepackage, captures including cell feed, battery angle correct and battery prepackage;
Phase III, battery group welding are positioned including collapsing, solder joint detection and welding battery;
Fourth stage, finished product discharging.
Preferably, a kind of battery serialization automatic welding group line method of work, it is characterised in that:
The positive and negative electrode end cap pre-installs process:
Anode end cap is sent to vibrating disk discharge port according to end face by the first step, positive terminal feeding vibrating disk downward;
Second step, 4 shaft machine hands are turned to from initial origin above the discharge port of positive terminal feeding vibrating disk, mechanical hand end gas It starts to refer to and decline, elemental height is risen to after clamping anode end cap;
Third walks, and the anode clamping jaw of positive and negative extreme improving clamping pawl declines, and rises after clamping the anode end cap clamp mould of battery clamp To initial position;
4th step, 4 shaft machine hands are turned to immediately ahead of the anode end cap clamp mould being elevated, and positive terminal is inserted into anode end cap folder Pneumatic-finger unclamps after mold, and 4 shaft machine hands return to initial origin;
5th step, the anode clamping jaw of positive and negative extreme improving clamping pawl decline, and unclamp on after the anode end cap clamp mould in battery clamp Rise to elemental height;
Positive terminal prepackage is completed, and the prepackage of cathode end cap is identical with positive terminal;
6th step, after the completion of the prepackage of positive and negative anodes end cap, battery prepackage carryover apparatus will load the Mobile tool of battery clamp from just Cathode prepackage station is pushed to battery prepackage station;
The battery pre-installs process:
Battery prepackage is divided into three parts:Cell feed captures, battery angle correct and battery prepackage;
Cell feed captures
PT casees equipped with battery are sent to fixed station by the first step, cell feed palletizing apparatus;
Second step, the linear module of feeding are moved to right over PT casees single battery, and module end clamping jaw firmly grasps battery after declining;
Third walks, and system measures the voltage of battery by the positive probe in the linear module end clamping jaw of feeding and negative probe;
4th step, if voltage is unqualified, system skips present battery, and second step is repeated to next battery;If voltage is qualified, take Battery is picked up and is put into the angular adjustment station of angle adjustment platform by stockline module end clamping jaw;
5th step repeats second step, is completely filled out until angle adjustment platform adjusts station close to the battery of one row of cell feed end Battery, single battery charging crawl terminate;
B. battery angle adjusts
The first step, angle adjustment platform angular adjustment station detected that battery is put into after, adjust station pneumatic-finger clamp Battery;
Second step, angle detection camera are moved to the surface of angular adjustment station, and carrying out image to battery connection ring end face grabs It takes, using 4 notch positioning centres of connection ring surrounding, as the centre coordinate origin of testing image, then calculates 4 notch institutes The coordinate system of positioning and the rotation angle offset of preset standard coordinate system;
Third walks, and angular adjustment station bottom rotary servomotor drives the corresponding misalignment angle of battery rotation, and current angular is adjusted The angle adjustment task of station is completed;
4th step, angle adjustment platform is after the angular adjustment station task for taking one row of battery-end is fully completed, and on another row Battery on angular adjustment station is all removed, and angle adjustment platform rotates 180 °, and the prepackage of system prompt battery is ready, single The adjustment of primary cell angle terminates;
C. battery is pre-installed
The first step, battery prepackage is ready, and multi-joint mechanical hand end clamping jaw is moved on front side of angle adjustment platform;
Second step, after multi-joint mechanical hand end clamping jaw clamps the battery of angular adjustment station, angular adjustment station pneumatic finger It unclamps, clamping jaw crawl battery in mechanical hand end goes to the surface setting position of battery prepackage station;
Third walks, and multi-joint mechanical hand end clamping jaw declines, and battery is inserted on battery prepackage station in the groove of battery clamp;
4th step, multi-joint mechanical hand end clamping jaw unclamp battery, and multi-joint mechanical hand returns to initial origin, continues from angle tune Whole crawl battery, until battery clamp fills up battery, single battery prepackage terminates;
So far, positive and negative extreme and band connection ring single battery dresses up battery pack, and battery pack internode end in advance on battery clamp Treat that solder joint is in straight line in face;Later, battery prepackage carryover apparatus pre-installs the Mobile tool for loading battery clamp from battery Station is pushed to charging transfer station, then it is pushed to position restriction station from charging transfer station by moving track;So far, Integral battery door prepackage terminates;
The welding battery process is:Collapse positioning, solder joint detection and welding battery;
A. positioning is collapsed
The first step, pre-welding moves into the compression cylinder installed on device and stretches out, by the spring-compressed between battery clamp to the limit Position, extreme position is determined in advance by the high accuracy positioning pin in battery clamp on monomer mold, meets craft precision just;
Second step, pre-welding move into device and the Mobile tool for being mounted with battery clamp are pushed to solder joint detection station;
Third walks, and in solder joint detection station, Mobile tool is contacted with the carbon brush of trapped orbit junction with sliding bunch, battery clamp The electromagnet of package obtains electric in interior monomer mold, and electromagnetic attraction is generated between the monomer mold of battery clamp;
4th step, the compression cylinder that pre-welding is moved on device are withdrawn, and battery clamp continues because of the electromagnetic attraction between monomer mold Rounding state is kept, pre-welding moves into device and returns to original position, and single, which collapses positioning, to be terminated;
B. welding detection
The first step, welding translating device are moved back into original state, and first group of compression cylinder is located at right over solder joint detection station, Second group of cylinder is located at right over a welding post, and three-bank cylinders is located at right over secondary welding station;
Second step, first group of cylinder for welding translating device stretch out, and push down the battery on battery clamp on a welding post, prevent Only battery is touched in welding, and craft precision is caused not reach requirement;
Third walk, weld translating device connection welding detection station Mobile tool toward one internode of a welding post stepping away from From, welding detection camera treats rapidly bond pad locations and carries out image-capture, records the horizontal position and upright position of solder joint, as The internode distance of solder joint and the judgement data of solder joint straightness;
4th step repeats third step, until battery pack is all to treat that solder joint all detects camera by welding, system passes through record Solder joint horizontal position and upright position judge the internode distance of battery pack and whether straightness meets craft precision requirement, single electricity Pond group welding detection terminates;
Welding battery
The first step, welding translating device are moved back to original state, and second group of cylinder is stretched out, pushed down on a welding post battery clamp Battery;
Second step promotes cylinder to stretch out on the welder of welding post both sides, and it is horizontal to complete single-unit end face for welding gun work The welding of the 2 groups of solder joints in direction, the Mobile tool for welding a translating device welding post of connection later are walked toward secondary welding station Into an internode distance;
Third walks, and repeats second step work, until internode solder joint all in a welding post all is completed by welding, welding is flat Second group of cylinder of moving device is retracted;
4th step, 90 ° of commutation welding push rods stretch out, stir the connection ear of battery clamp cathode end cap clamp mould, will complete one The battery pack of secondary welding rotates integrally 90 °, and vertical direction, vertical direction are transformed into from horizontal direction by the solder joint once welded Treat that solder joint is transformed into horizontal direction;
5th step, welding translating device are moved back to original state, and three-bank cylinders is stretched out, pushed down on secondary welding station battery clamp Battery
6th step promotes cylinder to stretch out on the weldering device of secondary welding station both sides, 2 sets welding guns work, completion single-unit end face The welding of 2 groups of solder joints of horizontal direction, the Mobile tool for welding translating device connection secondary welding station later cache work toward finished product Position one internode distance of stepping;
7th step repeats the work of the 6th step, until internode solder joint all in secondary welding station all is completed by welding, welding is flat Second group of cylinder of moving device is retracted;
Finished product discharging process is:
The battery pack being welded is pushed to finished product transfer station by the first step, welding moving-out device from finished product station;
The battery pack being welded is transferred to fixture separation station, Mobile tool by second step, moving track from finished product transfer station Prepackage side is returned to from weld side, the trolley disengaging of carbon brush and trapped orbit, positive and negative electrode end cap mold is because of electromagnet mistake between mold Electromagnetic force disappears, and between mold under the repulsion effect of spring, positive and negative electrode end cap is detached from positive and negative electrode end cap
Third walks, and Mobile tool is pushed to feeding station by carryover apparatus from fixture separation station, and moving track, which comes back to, to be turned Move station
4th step, the linear module of finished product discharging take the battery on battery clamp from feeding station away, are put into discharging palletizing apparatus In the charging tray of top;The magnetic of removing due to battery pack between the single mold of battery clamp, die surface and battery surface is inhaled Power disappears, and the connecting spring between mold makes the length between mold reply original state;
5th step, 90 ° of commutation welding push rods by feeding station stretch out, and stir the company of battery clamp cathode end cap clamp mould Lug piece, is allowed to rotate 90 ° and reaches reset condition;
Mobile tool 19 is pushed to positive and negative extreme prepackage station, single finished product feeding by the 6th step, carryover apparatus from feeding station Terminate.
Description of the drawings
Fig. 1, battery serialization automatic welding group line structure diagram of the present invention;
Fig. 2, battery serialization automatic welding group line process flow chart of the present invention;
The structure diagram of Fig. 3, battery serialization automatic welding group line Mobile tool of the present invention and battery clamp;
In figure(1)Cell feed palletizing apparatus,(2)Feed conveyor,(3)The linear module of feeding,(4)Angle detection camera, (5)Angle adjustment platform,(6)4 shaft machine hands,(7)Multi-joint mechanical hand,(8)Negative pole end feeding vibrating disk,(9)Positive terminal feeding Vibrating disk,(10)Welding bench,(11)Battery prepackage carryover apparatus,(12)Positive and negative extreme improving clamping pawl,(13)Pre-welding is moved Enter device,(14)Solder joint detection camera,(15)Welder,(16)90 ° of commutation welding push rods,(17)Welding moving-out device, (18)Welding translating device,(19)Mobile tool,(20)Battery clamp,(201)Connection ear,(202)Cathode end cap clamp mould, (203)Positioning pin,(204) connecting spring,(205)Carbon brush,(206)Monomer mold,(207)Anode end cap clamp mould,(21)Into The linear module of product discharging,(22)Battery pack discharging palletizing apparatus.
Specific embodiment
With reference to attached drawing, the present invention is described in further detail by case study on implementation, but do not limit the invention in any way Protection domain.
As shown in Figure 1, present device is using industrial practical U-shaped layout, overall dimensions:5500mm(It is long)× 4000mm(It is wide)× 2500mm(It is high), space is small.
As shown in Figure 2, battery serialization automatic welding group line completion several batteries of the present invention, 1 A anode end cap, 1 cathode end cap are welded into a battery pack, two section end faces of the battery pack total length, weld after welding The battery entirety depth of parallelism after gap, welding is both needed to meet given process required precision, and the solder joint after welding is in one in cylinder Straight line.
As shown in Figure 3, U-shaped one end is the cylinder single battery feed end of band connection ring to U-shaped place function, is sequentially completed The voltage detecting of battery, charging crawl, angle adjustment;The U-shaped other end is the battery pack discharge end after the completion of welding, completes welding Battery pack is removed from battery clamp afterwards;The multi-joint machine that U-shaped middle part is transported for positive and negative extreme feeding vibrating disk and battery Hand, positive and negative electrode end cap are packed by artificial batch in corresponding vibrating disk, by positive and negative extremely by the orderly transmission of specific direction, angle Battery from angle adjustment platform is captured and is accurately placed in welding bench one by one by vibrating disk discharge port, multi-joint mechanical hand in batches Specific battery fixture is corresponded on battery mould;U-shaped bottom is welding bench, completes the core welding job of present device.
Welding bench is divided into clamping and welding both sides, and the whole prepackage before welding battery is completed in clamping side and has been welded Fixture separation after;The contraction positioning before the welding of battery pack, welding procedure detection and weld task are completed in weld side.Weldering It connects and 10 stations is provided on workbench, including:1. positive and negative anodes prepackage station, 2. waiting station, 3. battery prepackage station, 4. into Material transfer and position restriction station, 5. solder joint detection station, 6. a welding post, 7. secondary welding station, 8. finished product cache Station, 9. finished product transfer and fixture separation station, 10. finished product feeding station.By positive and negative anodes prepackage station, it is provided with positive and negative anodes End promotes clamping jaw, and positive and negative electrode end cap clamp mould is promoted, and coordinates jointly with 4 shaft machine hands and completes positive and negative extreme prepackage.
The overall work method of equipment of the present invention is divided into four parts:Positive and negative electrode end cap is pre-installed, battery prepackage, battery Group welding and finished product discharging;
Wherein positive and negative anodes end cap prepackage the course of work be:
This step inserts positive and negative electrode end cap in the correspondence positive and negative electrode end cover fixture of battery clamp;
The first step, positive terminal feeding vibrating disk 9 transmit principle according to the bumps of positive terminal and the geometrical property of flat mouth using vibration By anode end cap according to end face downward, the parallel mode of flat mouth is orderly sent to vibrating disk discharge port;
Second step, 4 shaft machine hands 6 are turned to from initial origin above the discharge port of positive terminal feeding vibrating disk 9, mechanical hand end Pneumatic-finger declines, and elemental height is risen to after clamping anode end cap;
Third walks, and the anode clamping jaw of positive and negative extreme improving clamping pawl 12 declines, after the anode end cap clamp mould for clamping battery clamp 20 Rise to initial position;
4th step, 4 shaft machine hands 6 are turned to immediately ahead of the anode end cap clamp mould being elevated, and positive terminal is inserted into anode end cap Pneumatic-finger unclamps after clamp mould, and 4 shaft machine hands 6 return to initial origin;
5th step, the anode clamping jaw of positive and negative extreme improving clamping pawl 12 decline, and unclamp the anode end cap clamp mould in battery clamp 20 After rise to elemental height;
So far, positive terminal prepackage is completed, and the prepackage of cathode end cap is similar therewith, and after the completion of the prepackage of positive and negative anodes end cap, battery prepackage moves Luggage puts 11 and the Mobile tool 19 for loading battery clamp 20 is pushed to battery prepackage station from positive and negative anodes prepackage station;
The battery prepackage course of work is divided into three parts:Cell feed captures, battery angle correct and battery prepackage;
A. cell feed captures
PT casees equipped with battery are sent to fixed station by the first step, cell feed palletizing apparatus 1;
Second step, the linear module 3 of feeding are moved to some single battery of PT casees surface, and module end clamping jaw is promptly electric after declining Pond;
Third walks, and system measures the voltage of battery by the positive probe in the linear 3 end clamping jaw of module of feeding and negative probe;
4th step, if voltage is unqualified, system skips present battery, and second step is repeated to next battery;If voltage is qualified, take Battery is picked up and is put into the angular adjustment station of angle adjustment platform 5 by 3 end clamping jaw of stockline module;
5th step repeats second step, is completely filled out until angle adjustment platform adjusts station close to the battery of one row of cell feed end Battery, single battery charging crawl terminate;
B. battery angle adjusts
The first step, angle adjustment platform 5 angular adjustment station detected that battery is put into after, adjust station pneumatic-finger clamp Battery;
Second step, angle detection camera 4 are moved to the surface of angular adjustment station, and carrying out image to battery connection ring end face grabs It takes, using 4 notch positioning centres of connection ring surrounding, as the centre coordinate origin of testing image, then calculates 4 notch institutes The coordinate system of positioning and the rotation angle offset of preset standard coordinate system;
Third walks, and angular adjustment station bottom rotary servomotor drives the corresponding misalignment angle of battery rotation, and current angular is adjusted The angle adjustment task of station is completed;
4th step, angle adjustment platform 5 is after the angular adjustment station task for taking one row of battery-end is fully completed, and on another row Battery on angular adjustment station is all removed, and angle adjustment platform 5 rotates 180 °, and the prepackage of system prompt battery is ready, The adjustment of single battery angle terminates;
C. battery is pre-installed;
The first step, battery prepackage is ready, and 7 end clamping jaw of multi-joint mechanical hand is moved to 5 front side of angle adjustment platform;
Second step, after 7 end clamping jaw of multi-joint mechanical hand clamps the battery of angular adjustment station, angular adjustment station pneumatic finger It unclamps, clamping jaw crawl battery in mechanical hand end goes to the surface setting position of battery prepackage station;
Third walks, and 7 end clamping jaw of multi-joint mechanical hand declines, and battery is inserted into the groove of battery clamp 20 on battery prepackage station It is interior;
4th step, 7 end clamping jaw of multi-joint mechanical hand unclamp battery, and multi-joint mechanical hand returns to initial origin, continues from angle It adjusts platform 5 and captures battery, until battery clamp 20 fills up battery, single battery prepackage terminates;
By three parts step, positive and negative extreme and band connection ring single battery dresses up battery pack in advance on battery clamp 20, and Treat that solder joint is in straight line in battery pack internode end face;Later, the shifting that battery prepackage carryover apparatus 11 will load battery clamp 20 It starts building to fill 19 and is pushed to charging transfer station, then be pushed to it from charging transfer station by moving track from battery prepackage station Position restriction station;So far, integral battery door prepackage terminates;
Welding battery is divided into three parts:Collapse positioning, solder joint detection and welding battery;
A. positioning is collapsed
The first step, pre-welding move into the compression cylinder installed on device 13 and stretch out, by the spring-compressed between battery clamp 20 extremely Extreme position, extreme position is determined in advance by the high accuracy positioning pin on monomer mold in battery clamp 20, meets technique just Precision;
Second step, pre-welding move into device 13 and the Mobile tool 19 for being mounted with battery clamp 20 are pushed to solder joint detection station;
Third walks, and in solder joint detection station, Mobile tool 19 is contacted with the carbon brush of trapped orbit junction with sliding bunch, battery folders The electromagnet of package obtains electric in monomer mold in tool 20, and electromagnetic attraction is generated between the monomer mold of battery clamp 20
4th step, the compression cylinder that pre-welding is moved on device 13 are withdrawn, and battery clamp 20 is because of the electromagnetic attraction between monomer mold Continue to keep rounding state, pre-welding moves into device 13 and returns to original position, and single, which collapses positioning, to be terminated;
B. welding detection
The first step, welding translating device 18 are moved back into original state, first group of compression cylinder be located at solder joint detection station just on Side, second group of cylinder are located at right over a welding post, and three-bank cylinders is located at right over secondary welding station;
Second step, first group of cylinder of welding translating device 18 stretch out, and push down the electricity on battery clamp 20 on a welding post Pond prevents battery to be touched in welding, craft precision is caused not reach requirement;
Third walks, and the Mobile tool 19 for welding 18 connection welding detection station of translating device saves for one toward a welding post stepping Between distance, welding detection camera 14 treat rapidly bond pad locations carry out image-capture, record the horizontal position of solder joint and vertical position It puts, as the internode distance of solder joint and the judgement data of solder joint straightness;
4th step repeats third step, until battery pack is all to treat that solder joint all detects camera 14 by welding, system passes through record Solder joint horizontal position and upright position judge whether the internode distance of battery pack and straightness meet craft precision requirement, single Battery group welding detection terminates;
C. welding battery
The first step, welding translating device 18 are moved back to original state, and second group of cylinder stretches out, and pushes down a welding post battery clamp Battery on 20;
Second step promotes cylinder to stretch out on the welder 15 of welding post both sides, and single-unit end face water is completed in welding gun work Translating device 18 is welded in welding square to 2 groups of solder joints later) Mobile tool 19 of a welding post is connect toward secondary welding work Position one internode distance of stepping;
Third walks, and repeats second step work, until internode solder joint all in a welding post all is completed by welding, welding is flat 18 second groups of cylinders of moving device are retracted;
4th step, 90 ° of commutation welding push rods 16 stretch out, and stir the connection ear of 20 cathode end cap clamp mould of battery clamp, will be complete 90 ° are rotated integrally into the battery pack once welded, is transformed into vertical direction from horizontal direction by the solder joint once welded, vertically Treat that solder joint is transformed into horizontal direction in direction;
5th step, welding translating device 18 are moved back to original state, and three-bank cylinders stretches out, and pushes down secondary welding station battery clamp On battery;
6th step promotes cylinder to stretch out on the weldering device 15 of secondary welding station both sides, 2 sets welding guns work, completion single-unit end The welding of 2 groups of solder joints of face horizontal direction welds translating device 18 and connects the Mobile tool 19 of secondary welding station toward finished product later One internode distance of station stepping;
7th step repeats the work of the 6th step, until internode solder joint all in secondary welding station all is completed by welding, welding is flat 18 second groups of cylinders of moving device are retracted;
Finished product discharging the course of work be:
The battery pack being welded is pushed to finished product transfer station by the first step, welding moving-out device 17 from finished product station;
The battery pack being welded is transferred to fixture separation station, Mobile tool by second step, moving track from finished product transfer station 19 return to prepackage side from weld side, and the trolley disengaging of carbon brush and trapped orbit, positive and negative electrode end cap mold is because of electromagnet between mold Dead electricity magnetic force disappears, and between mold under the repulsion effect of spring, positive and negative electrode end cap is detached from positive and negative electrode end cap;
Third walks, and Mobile tool 19 is pushed to feeding station by carryover apparatus from fixture separation station, and moving track comes back to Transfer station;
4th step, the linear module 21 of finished product discharging take the battery on battery clamp 20 from feeding station away, are put into discharging stacking In the charging tray of 22 top of device;Removing due to battery pack, die surface and battery surface between 20 single mold of battery clamp Magnetic attraction disappear, the connecting spring between mold makes the length between mold reply original state;
5th step, 90 ° of commutation welding push rods 16 by feeding station stretch out, and stir 20 cathode end cap clamp mould of battery clamp Connection ear, be allowed to rotate 90 ° and reach reset condition;
Mobile tool 19 is pushed to positive and negative extreme prepackage station, single finished product feeding by the 6th step, carryover apparatus from feeding station Terminate.

Claims (10)

1. a kind of battery serialization automatic welding group line and method of work, the production line include:Cell feed stacking fills It puts(1), feed conveyor(2), the linear module of feeding(3), angle detection camera(4), angle adjustment platform(5), 4 shaft machine hands (6), multi-joint mechanical hand(7), negative pole end feeding vibrating disk(8), positive terminal feeding vibrating disk(9), welding bench(10), electricity Pre-install carryover apparatus in pond(11), positive and negative extreme improving clamping pawl(12), pre-welding move into device(13), solder joint detection camera(14)、 Welder(15), 90 ° of commutation welding push rods(16), welding moving-out device(17), welding translating device(18), Mobile tool (19), battery clamp(20), finished product discharges linear module(21), battery pack discharging palletizing apparatus(22), it is characterised in that:
The production line takes the shape of the letter U, U-shaped one end sequence setting cell feed palletizing apparatus(1), feed conveyor(2), feeding line Property module(3), angle detection camera(4), angle adjustment platform(5), column single battery feed end is completed, is sequentially completed the electricity of battery Pressure detection, charging crawl, angle adjustment;
The U-shaped other end welds moving-out device(17), welding translating device(18), Mobile tool(19), battery clamp(20), finished product Discharge linear module(21), battery pack discharging palletizing apparatus(22), complete the discharging of battery pack, be welded after battery pack from electricity It is removed on the fixture of pond;
U-shaped middle part sequence setting negative pole end feeding vibrating disk(8), positive terminal feeding vibrating disk(9), welding bench(10), electricity Pre-install carryover apparatus in pond(11), positive and negative extreme improving clamping pawl(12), pre-welding move into device(13), solder joint detection camera(14)、 Welder(15), 90 ° of commutation welding push rods(16), realize the positive and negative extreme feeding vibration of battery, welding;Positive and negative electrode end cap by Artificial batch is packed into corresponding vibrating disk, more by positive and negative extremely by the orderly transmission vibrating disk discharge port of specific direction, angle Battery is captured from angle adjustment platform and be placed in welding bench specific battery fixture one by one by joint mechanical hand in batches corresponds to electricity On the mold of pond, welding is completed.
2. the battery serialization automatic welding group line according to claims 1, it is characterised in that:The welding It is divided into two trapped orbits in clamping side and weld side on workbench, welding siding track is provided with the sliding bunch of power supply, clamping side and weldering The trapped orbit for connecing side moves back and forth linking by the moving track of end two;The mobile work of setting on entire welding bench track Dress, several single batteries and positive and negative extreme battery clamp can be pre-installed by often covering to be designed in tooling, and battery clamp is with Mobile tool Along workbench track in clamping side and weld side cycle circulation.
3. the battery serialization automatic welding group line according to claims 2, it is characterised in that:The battery Fixture includes several single battery molds, 1 anode end cap clamp mould and 1 cathode end cap clamp mould, passes through spring between mold Connection, the interior setting electromagnet of connecting end surface;Single battery mold uses rubber bag magnetic material with battery contact surface.
4. the battery serialization automatic welding group line according to claims 2 or 3, it is characterised in that:Described There is carbon brush connection between Mobile tool and track, electricity is obtained from sliding bunch in the battery clamp on weld side trapped orbit Source obtains the electromagnet for including mold in battery clamp electric.
5. the battery serialization automatic welding group line according to claims 1, it is characterised in that:The Welder Make platform using resistance-welding process, be divided into primary welding and secondary welding, totally 4 sets of resistance welding equipments;Primary welding and secondary weldering It is horizontal welding between connecing, 90 ° of commutation welding push rods is provided between primary welding and secondary welding.
6. the battery serialization automatic welding group line according to claims 1, it is characterised in that:The feeding line Voltage check device is provided on the feeding clamping jaw of property module end.
7. the battery serialization automatic welding group line according to claims 1, it is characterised in that:The angle Adjustment platform is designed with double angular adjustment station, and each station is provided with rotary servomotor and pneumatic-finger;Close to battery into Expect to be provided with mobile angle detection video camera on row's angular adjustment station at end.
8. the battery serialization automatic welding group line according to claims 1, it is characterised in that:The control system System includes PLC control system and image processing system, and the common action control for completing equipment, the accuracy detection of appearance and exception are set Standby rejecting and record realize automatic battery welding according to battery pack technique.
9. a kind of battery serialization automatic welding group line method of work as described in claim 1, it is characterised in that:
First stage, the prepackage of positive and negative electrode end cap;
Second stage, battery prepackage, captures including cell feed, battery angle correct and battery prepackage;
Phase III, battery group welding are positioned including collapsing, solder joint detection and welding battery;
Fourth stage, finished product discharging.
10. a kind of battery serialization automatic welding group line method of work as claimed in claim 9, it is characterised in that:
The positive and negative electrode end cap pre-installs process:
Anode end cap is sent to vibrating disk discharge port according to end face by the first step, positive terminal feeding vibrating disk downward;
Second step, 4 shaft machine hands are turned to from initial origin above the discharge port of positive terminal feeding vibrating disk, mechanical hand end gas It starts to refer to and decline, elemental height is risen to after clamping anode end cap;
Third walks, and the anode clamping jaw of positive and negative extreme improving clamping pawl declines, and rises after clamping the anode end cap clamp mould of battery clamp To initial position;
4th step, 4 shaft machine hands are turned to immediately ahead of the anode end cap clamp mould being elevated, and positive terminal is inserted into anode end cap folder Pneumatic-finger unclamps after mold, and 4 shaft machine hands return to initial origin;
5th step, the anode clamping jaw of positive and negative extreme improving clamping pawl decline, and unclamp on after the anode end cap clamp mould in battery clamp Rise to elemental height;
Positive terminal prepackage is completed, and the prepackage of cathode end cap is identical with positive terminal;
6th step, after the completion of the prepackage of positive and negative anodes end cap, battery prepackage carryover apparatus will load the Mobile tool of battery clamp from just Cathode prepackage station is pushed to battery prepackage station;
The battery pre-installs process:
Battery prepackage is divided into three parts:Cell feed captures, battery angle correct and battery prepackage;
Cell feed captures
PT casees equipped with battery are sent to fixed station by the first step, cell feed palletizing apparatus;
Second step, the linear module of feeding are moved to right over PT casees single battery, and module end clamping jaw firmly grasps battery after declining;
Third walks, and system measures the voltage of battery by the positive probe in the linear module end clamping jaw of feeding and negative probe;
4th step, if voltage is unqualified, system skips present battery, and second step is repeated to next battery;If voltage is qualified, take Battery is picked up and is put into the angular adjustment station of angle adjustment platform by stockline module end clamping jaw;
5th step repeats second step, is completely filled out until angle adjustment platform adjusts station close to the battery of one row of cell feed end Battery, single battery charging crawl terminate;
B. battery angle adjusts
The first step, angle adjustment platform angular adjustment station detected that battery is put into after, adjust station pneumatic-finger clamp Battery;
Second step, angle detection camera are moved to the surface of angular adjustment station, and carrying out image to battery connection ring end face grabs It takes, using 4 notch positioning centres of connection ring surrounding, as the centre coordinate origin of testing image, then calculates 4 notch institutes The coordinate system of positioning and the rotation angle offset of preset standard coordinate system;
Third walks, and angular adjustment station bottom rotary servomotor drives the corresponding misalignment angle of battery rotation, and current angular is adjusted The angle adjustment task of station is completed;
4th step, angle adjustment platform is after the angular adjustment station task for taking one row of battery-end is fully completed, and on another row Battery on angular adjustment station is all removed, and angle adjustment platform rotates 180 °, and the prepackage of system prompt battery is ready, single The adjustment of primary cell angle terminates;
C. battery is pre-installed
The first step, battery prepackage is ready, and multi-joint mechanical hand end clamping jaw is moved on front side of angle adjustment platform;
Second step, after multi-joint mechanical hand end clamping jaw clamps the battery of angular adjustment station, angular adjustment station pneumatic finger It unclamps, clamping jaw crawl battery in mechanical hand end goes to the surface setting position of battery prepackage station;
Third walks, and multi-joint mechanical hand end clamping jaw declines, and battery is inserted on battery prepackage station in the groove of battery clamp;
4th step, multi-joint mechanical hand end clamping jaw unclamp battery, and multi-joint mechanical hand returns to initial origin, continues from angle tune Whole crawl battery, until battery clamp fills up battery, single battery prepackage terminates;
So far, positive and negative extreme and band connection ring single battery dresses up battery pack, and battery pack internode end in advance on battery clamp Treat that solder joint is in straight line in face;Later, battery prepackage carryover apparatus pre-installs the Mobile tool for loading battery clamp from battery Station is pushed to charging transfer station, then it is pushed to position restriction station from charging transfer station by moving track;So far, Integral battery door prepackage terminates;
The welding battery process is:Collapse positioning, solder joint detection and welding battery;
A. positioning is collapsed
The first step, pre-welding moves into the compression cylinder installed on device and stretches out, by the spring-compressed between battery clamp to the limit Position, extreme position are determined in advance by the high accuracy positioning pin in battery clamp on monomer mold;
Second step, pre-welding move into device and the Mobile tool for being mounted with battery clamp are pushed to solder joint detection station;
Third walks, and in solder joint detection station, Mobile tool is contacted with the carbon brush of trapped orbit junction with sliding bunch, battery clamp The electromagnet of package obtains electric in interior monomer mold, and electromagnetic attraction is generated between the monomer mold of battery clamp;
4th step, the compression cylinder that pre-welding is moved on device are withdrawn, and battery clamp continues because of the electromagnetic attraction between monomer mold Rounding state is kept, pre-welding moves into device and returns to original position, and single, which collapses positioning, to be terminated;
B. welding detection
The first step, welding translating device are moved back into original state, and first group of compression cylinder is located at right over solder joint detection station, Second group of cylinder is located at right over a welding post, and three-bank cylinders is located at right over secondary welding station;
Second step, first group of cylinder for welding translating device stretch out, and push down the battery on battery clamp on a welding post, prevent Only battery is touched in welding, and craft precision is caused not reach requirement;
Third walk, weld translating device connection welding detection station Mobile tool toward one internode of a welding post stepping away from From, welding detection camera treats rapidly bond pad locations and carries out image-capture, records the horizontal position and upright position of solder joint, as The internode distance of solder joint and the judgement data of solder joint straightness;
4th step repeats third step, until battery pack is all to treat that solder joint all detects camera by welding, system passes through record Solder joint horizontal position and upright position judge the internode distance of battery pack and whether straightness meets craft precision requirement, single electricity Pond group welding detection terminates;
Welding battery
The first step, welding translating device are moved back to original state, and second group of cylinder is stretched out, pushed down on a welding post battery clamp Battery;
Second step promotes cylinder to stretch out on the welder of welding post both sides, and it is horizontal to complete single-unit end face for welding gun work The welding of the 2 groups of solder joints in direction, the Mobile tool for welding a translating device welding post of connection later are walked toward secondary welding station Into an internode distance;
Third walks, and repeats second step work, until internode solder joint all in a welding post all is completed by welding, welding is flat Second group of cylinder of moving device is retracted;
4th step, 90 ° of commutation welding push rods stretch out, stir the connection ear of battery clamp cathode end cap clamp mould, will complete one The battery pack of secondary welding rotates integrally 90 °, and vertical direction, vertical direction are transformed into from horizontal direction by the solder joint once welded Treat that solder joint is transformed into horizontal direction;
5th step, welding translating device are moved back to original state, and three-bank cylinders is stretched out, pushed down on secondary welding station battery clamp Battery
6th step promotes cylinder to stretch out on the weldering device of secondary welding station both sides, 2 sets welding guns work, completion single-unit end face The welding of 2 groups of solder joints of horizontal direction, the Mobile tool for welding translating device connection secondary welding station later cache work toward finished product Position one internode distance of stepping;
7th step repeats the work of the 6th step, until internode solder joint all in secondary welding station all is completed by welding, welding is flat Second group of cylinder of moving device is retracted;
Finished product discharging process is:
The battery pack being welded is pushed to finished product transfer station by the first step, welding moving-out device from finished product station;
The battery pack being welded is transferred to fixture separation station, Mobile tool by second step, moving track from finished product transfer station Prepackage side is returned to from weld side, the trolley disengaging of carbon brush and trapped orbit, positive and negative electrode end cap mold is because of electromagnet mistake between mold Electromagnetic force disappears, and between mold under the repulsion effect of spring, positive and negative electrode end cap is detached from positive and negative electrode end cap
Third walks, and Mobile tool is pushed to feeding station by carryover apparatus from fixture separation station, and moving track, which comes back to, to be turned Move station
4th step, the linear module of finished product discharging take the battery on battery clamp from feeding station away, are put into discharging palletizing apparatus In the charging tray of top;The magnetic of removing due to battery pack between the single mold of battery clamp, die surface and battery surface is inhaled Power disappears, and the connecting spring between mold makes the length between mold reply original state;
5th step, 90 ° of commutation welding push rods by feeding station stretch out, and stir the company of battery clamp cathode end cap clamp mould Lug piece, is allowed to rotate 90 ° and reaches reset condition;
6th step, carryover apparatus is by Mobile tool(19)Positive and negative extreme prepackage station is pushed to from feeding station, single finished product takes Material terminates.
CN201810194854.6A 2018-03-09 2018-03-09 A kind of battery serialization automatic welding group line and method of work Pending CN108213792A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109570797A (en) * 2018-12-30 2019-04-05 杭州翰融智能科技有限公司 A kind of welding method
CN109623213A (en) * 2018-12-30 2019-04-16 杭州翰融智能科技有限公司 A kind of transfer approach and transmission equipment
CN110010019A (en) * 2019-04-15 2019-07-12 珠海格力智能装备有限公司 A kind of control method and device for assembling LED screen
CN110270752A (en) * 2019-07-05 2019-09-24 朱琳 A kind of Soft Roll power battery is with positive and negative anodes Tab with station welder and method
CN110340581A (en) * 2019-07-30 2019-10-18 苏州萨瓦智能科技有限公司 A kind of battery and its battery case one automatic welding device
CN110508924A (en) * 2019-09-05 2019-11-29 深圳市思鹏科技发展有限公司 A kind of double-layer stainless steel piece automatic laser welding machine
CN110842580A (en) * 2019-10-12 2020-02-28 武汉纺织大学 Full-automatic welding system of two-core electric capacity

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109570797A (en) * 2018-12-30 2019-04-05 杭州翰融智能科技有限公司 A kind of welding method
CN109623213A (en) * 2018-12-30 2019-04-16 杭州翰融智能科技有限公司 A kind of transfer approach and transmission equipment
CN110010019A (en) * 2019-04-15 2019-07-12 珠海格力智能装备有限公司 A kind of control method and device for assembling LED screen
CN110270752A (en) * 2019-07-05 2019-09-24 朱琳 A kind of Soft Roll power battery is with positive and negative anodes Tab with station welder and method
CN110270752B (en) * 2019-07-05 2021-04-16 临沂广发科技电子有限公司 Device and method for welding positive and negative Tab electrodes for soft package power battery at same station
CN110340581A (en) * 2019-07-30 2019-10-18 苏州萨瓦智能科技有限公司 A kind of battery and its battery case one automatic welding device
CN110508924A (en) * 2019-09-05 2019-11-29 深圳市思鹏科技发展有限公司 A kind of double-layer stainless steel piece automatic laser welding machine
CN110842580A (en) * 2019-10-12 2020-02-28 武汉纺织大学 Full-automatic welding system of two-core electric capacity

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